MNN Galleries

Eco-photos of the week: Aug. 28-Sep. 3

Workers clear water hyacinth from the Yangtze River near Wuhan, China on Aug. 28.

Photo: ZUMA Press

11 of 18

Pesky water hyacinths

Workers clear water hyacinth from the Yangtze River near Wuhan, China, on Aug. 28. The Yangtze and the Hanjiang River have been blanketed by masses of the rapidly growing floating plant that can block ships.